Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filedfiledCritical
Priority to JP1975102283UpriorityCriticalpatent/JPS574491Y2/ja
Publication of JPS5216835UpublicationCriticalpatent/JPS5216835U/ja
Application grantedgrantedCritical
Publication of JPS574491Y2publicationCriticalpatent/JPS574491Y2/ja